SC 396857 - L-R: Pfc. Thomas A. Barone, Pittsburg, Pa., asimuth tracker; Pfc. Jesse B. Pressley, Henderson, Ky., spotter; Pfc. R. Q. Yorkes, Youngstown, Ohio, at elevation scoope tracker; Pfc. J. J. Kreckie, Newark, N.J., at the phones.